CN116149958B - Chromatograph operation and maintenance method and device based on log management function - Google Patents
Chromatograph operation and maintenance method and device based on log management function Download PDFInfo
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- CN116149958B CN116149958B CN202310426759.5A CN202310426759A CN116149958B CN 116149958 B CN116149958 B CN 116149958B CN 202310426759 A CN202310426759 A CN 202310426759A CN 116149958 B CN116149958 B CN 116149958B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/079—Root cause analysis, i.e. error or fault diagnosis
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3065—Monitoring arrangements determined by the means or processing involved in reporting the monitored data
Abstract
The application relates to a chromatograph operation and maintenance method and device based on a log management function, and relates to the technical field of chromatographs, wherein the method comprises the following steps: acquiring a primary chromatograph work log of a target chromatograph, and encrypting to acquire an encrypted chromatograph work log; storing an encrypted chromatograph work log based on a preset log storage architecture; responding to the chromatograph operation and maintenance instruction, acquiring and decrypting the encrypted chromatograph work log from the log storage architecture to acquire the decrypted chromatograph work log; comparing the primary chromatograph work log with the decryption chromatograph work log of the target chromatograph to obtain a corresponding log comparison result; based on the log comparison result, corresponding chromatograph operation and maintenance information is issued to the target chromatograph. The method and the device utilize a specific storage architecture to encrypt and store the work log of the target chromatograph, and perform decryption comparison when operation and maintenance management are needed, so as to know whether the target chromatograph has abnormal functions in daily work.
Description
Technical Field
The application relates to the technical field of chromatographs, in particular to a chromatograph operation and maintenance method and device based on a log management function.
Background
In the present stage, chromatographs are widely used for identifying or quantifying components in a sample. When a sample is analyzed by a chromatograph, a corresponding chromatogram is obtained by detection, component identification is performed based on the position of a chromatographic peak of the chromatogram, and quantitative analysis is performed on the component based on the area and the height of the chromatographic peak.
Along with the daily use of chromatograph, the detection work of chromatograph increases gradually, in order to better carry out operation and maintenance management to the chromatograph, need the chromatograph after accomplishing the detection, report corresponding work log to follow-up work history inquiry and periodic maintenance to the chromatograph.
Therefore, in order to meet the above operation and maintenance requirements, a chromatograph operation and maintenance technology based on a log management function is now provided.
Disclosure of Invention
The application provides a chromatograph operation and maintenance method and device based on a log management function, which utilize a specific storage architecture to encrypt and store a work log of a target chromatograph, and perform decryption comparison when operation and maintenance management is needed, so as to know whether the target chromatograph has abnormal functions in daily work.
In a first aspect, the present application provides a chromatograph operation and maintenance method based on a log management function, the method including the steps of:
The method is based on a target chromatograph and an operation and maintenance server for operation and maintenance management of the chromatograph, and comprises the following steps:
acquiring a primary chromatograph work log of a target chromatograph, and encrypting to acquire an encrypted chromatograph work log based on a preset log encryption flow;
storing the encrypted chromatograph work log based on a preset log storage architecture;
responding to an operation and maintenance instruction of the chromatograph, acquiring and decrypting the encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and acquiring a decrypted chromatograph work log;
comparing the primary chromatograph work log with the decryption chromatograph work log of the target chromatograph to obtain a corresponding log comparison result;
and based on the log comparison result, issuing corresponding chromatograph operation and maintenance information to the target chromatograph.
Specifically, the method for obtaining the primary chromatograph work log of the target chromatograph, based on a preset log encryption flow, includes the following steps:
the operation and maintenance server receives chromatograph identity information sent by the target chromatograph and a work log number of the work log of the initial chromatograph, encrypts to obtain a first-stage encryption code, and feeds back the first-stage encryption code to the target chromatograph;
The target chromatograph receives the first-stage encryption code, and combines the generation time of the primary chromatograph work log to obtain a second-stage encryption code through encryption, and the second-stage encryption code is fed back to the operation and maintenance server;
the target chromatograph generates a third-level encryption code based on the first-level encryption code, the second-level encryption code and a third-level encryption algorithm obtained from a preset encryption database, encrypts the primary chromatograph work log and obtains the corresponding encrypted chromatograph work log.
Further, the method further includes a log storage architecture building process, the log storage architecture building process including the steps of:
the log storage architecture is established, and comprises a plurality of chromatograph log storage grids corresponding to chromatographs, wherein one chromatograph corresponds to one chromatograph log storage grid;
after the operation and maintenance server obtains the first-stage encryption code and the second-stage encryption code corresponding to the primary chromatograph work log, a corresponding chromatograph log storage sub-grid is created in the chromatograph log storage grid corresponding to the target chromatograph; wherein, the liquid crystal display device comprises a liquid crystal display device,
The chromatograph log storage sub-grid is associated with the corresponding first-stage encryption code and second-stage encryption code and is used for storing the encrypted chromatograph work log.
Further, the method further includes an operation and maintenance communication link creation flow, the operation and maintenance communication link creation flow including:
after the target chromatograph generates the working log of the first edition chromatograph, a log report request is sent to an operation and maintenance server;
the operation and maintenance server responds to the log reporting request, randomly generates seeds of preset bytes, encrypts the seeds by combining with chromatograph identity information corresponding to the target chromatograph to obtain encrypted seeds, and sends the encrypted seeds to the target chromatograph;
the operation and maintenance server and the client respectively acquire a corresponding operation and maintenance server side Key and a chromatograph side Key based on a preset encryption algorithm and combining an identification Key to process the encryption seeds;
and the operation and maintenance server compares the operation and maintenance server side Key with the target chromatograph side Key, if the operation and maintenance server side Key is compared with the target chromatograph side Key, the target chromatograph is judged to pass through the memory access authorization, and an operation and maintenance communication link corresponding to the target chromatograph is established.
Specifically, the operation and maintenance communication link is disconnected after the corresponding encrypted chromatograph work log is transmitted or after the life cycle of the communication link is finished; wherein, the liquid crystal display device comprises a liquid crystal display device,
And the life cycle of the communication link is obtained by calculating based on the theoretical information time sent by the target chromatograph to the operation and maintenance server and a preset theoretical encryption time threshold.
Specifically, the encrypted chromatograph work log sequentially comprises a first-stage encryption code, a second-stage encryption code, a third-stage encryption code, a first-stage chromatograph work log, chromatograph identity information and a work log number;
the response chromatograph operation and maintenance instruction obtains and decrypts the encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and the decrypted chromatograph work log is obtained, and the method comprises the following steps:
decrypting the working log of the encryption type chromatograph based on the first-stage encryption code, the second-stage encryption code and the third-stage encryption code in sequence, and obtaining log reading permission step by step;
and analyzing and obtaining a primary chromatograph work log in the encrypted chromatograph work logs as the decrypted chromatograph work log.
Specifically, the comparing the primary chromatograph working log and the decryption chromatograph working log of the target chromatograph to obtain a corresponding log comparison result includes the following steps:
Comparing the first-stage encryption code, the second-stage encryption code, the third-stage encryption code, the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log one by one; wherein, the liquid crystal display device comprises a liquid crystal display device,
the decrypted version chromatograph work log and the original version chromatograph work log all comprise log content information.
Specifically, based on the log comparison result, issuing corresponding chromatograph operation and maintenance information to the target chromatograph, including the following steps:
and if the decrypted chromatograph working log and the first-stage encryption code, the second-stage encryption code, the third-stage encryption code and the log content information corresponding to the original chromatograph working log are all consistent in comparison, judging that the log management function of the target chromatograph is normal.
Specifically, based on the log comparison result, issuing corresponding chromatograph operation and maintenance information to the target chromatograph, including the following steps:
if the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the first-stage encryption code comparison is inconsistent, the first-stage encryption function in the log management function of the target chromatograph is abnormal;
If the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the second-stage encryption code comparison is inconsistent, the second-stage encryption function in the log management function of the target chromatograph is abnormal;
if the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent, but the third-stage encryption code comparison is inconsistent, the third-stage encryption function in the log management function of the target chromatograph is abnormal;
if any of the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are inconsistent, the log transmission function in the log management function of the target chromatograph is abnormal.
In a second aspect, the present application provides a chromatograph operation and maintenance device based on a log management function, the device being based on a target chromatograph and an operation and maintenance server for performing chromatograph operation and maintenance management, the device comprising:
The work log encryption module is used for acquiring a primary chromatograph work log of the target chromatograph, and encrypting the primary chromatograph work log based on a preset log encryption flow to acquire an encrypted chromatograph work log;
the work log storage module is used for storing the encrypted chromatograph work log based on a preset log storage architecture;
the work log decryption module is used for responding to the chromatograph operation and maintenance instruction, acquiring and decrypting the encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and acquiring a decrypted chromatograph work log;
the work log comparison module is used for comparing the initial version chromatograph work log with the decryption version chromatograph work log of the target chromatograph to obtain a corresponding log comparison result;
and the chromatograph operation and maintenance judging module is used for issuing corresponding chromatograph operation and maintenance information to the target chromatograph based on the log comparison result.
Specifically, the work log encryption module is further used for receiving chromatograph identity information sent by the target chromatograph and a work log number of the primary chromatograph work log by using the operation and maintenance server, encrypting to obtain a first-stage encryption code, and feeding back to the target chromatograph;
The work log encryption module is also used for receiving the first-stage encryption code by utilizing the target chromatograph, obtaining a second-stage encryption code by encryption in combination with the generation time of the work log of the initial chromatograph, and feeding back to the operation and maintenance server;
the work log encryption module is further used for generating a third-level encryption code by utilizing the target chromatograph based on the first-level encryption code, the second-level encryption code and a third-level encryption algorithm obtained from a preset encryption database, encrypting the primary chromatograph work log and obtaining the corresponding encrypted chromatograph work log.
Further, the device also comprises a log storage architecture construction module;
the log storage architecture construction module is used for building the log storage architecture, and the log storage architecture comprises a plurality of chromatograph log storage grids corresponding to the chromatographs, wherein one chromatograph corresponds to one chromatograph log storage grid;
the log storage architecture construction module is used for creating a corresponding chromatograph log storage sub-grid in the chromatograph log storage grid corresponding to the target chromatograph after the operation and maintenance server obtains the first-stage encryption code and the second-stage encryption code corresponding to the initial chromatograph work log; wherein, the liquid crystal display device comprises a liquid crystal display device,
The chromatograph log storage sub-grid is associated with the corresponding first-stage encryption code and second-stage encryption code and is used for storing the encrypted chromatograph work log.
Further, the device also comprises an operation and maintenance communication link creation module;
the operation and maintenance communication link creation module is used for randomly generating seeds of preset bytes by utilizing the operation and maintenance server to respond to a log report request when the operation and maintenance server sends the log report request to the operation and maintenance server after the target chromatograph generates the work log of the original chromatograph, and encrypting the seeds by combining with chromatograph identity information corresponding to the target chromatograph to obtain encrypted seeds, and sending the encrypted seeds to the target chromatograph;
the operation and maintenance communication link creation module is further used for processing the encryption seeds by utilizing the operation and maintenance server and the client based on a preset encryption algorithm and combining an identification Key to obtain a corresponding operation and maintenance server side Key and a chromatograph side Key respectively;
the operation and maintenance communication link creation module is further configured to compare an operation and maintenance server side Key with a target chromatograph side Key by using the operation and maintenance server, and if the comparison is passed, determine that the target chromatograph passes through the memory access authorization, and create an operation and maintenance communication link corresponding to the target chromatograph.
Specifically, the operation and maintenance communication link is disconnected after the corresponding encrypted chromatograph work log is transmitted or after the life cycle of the communication link is finished; wherein, the liquid crystal display device comprises a liquid crystal display device,
and the life cycle of the communication link is obtained by calculating based on the theoretical information time sent by the target chromatograph to the operation and maintenance server and a preset theoretical encryption time threshold.
Specifically, the encrypted chromatograph work log sequentially comprises a first-stage encryption code, a second-stage encryption code, a third-stage encryption code, a first-stage chromatograph work log, chromatograph identity information and a work log number;
the work log decryption module is also used for decrypting the work log of the encryption chromatograph based on the first-stage encryption code, the second-stage encryption code and the third-stage encryption code in sequence, and obtaining log reading permission step by step;
the work log decryption module is also used for analyzing and obtaining an initial chromatograph work log in the encrypted chromatograph work logs to be used as the decrypted chromatograph work log.
Specifically, the work log comparison module is further used for comparing the first-stage encryption code, the second-stage encryption code, the third-stage encryption code, the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log and the initial chromatograph work log one by one; wherein, the liquid crystal display device comprises a liquid crystal display device,
The decrypted version chromatograph work log and the original version chromatograph work log all comprise log content information.
Specifically, the chromatograph operation and maintenance judging module is further configured to judge that the log management function of the target chromatograph is normal if the decrypted version chromatograph work log and the first-stage encryption code, the second-stage encryption code, the third-stage encryption code and the log content information corresponding to the original version chromatograph work log are all compared and consistent.
The specific chromatograph operation and maintenance judging module is further used for judging whether the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the first-stage encryption code comparison is inconsistent, and if the first-stage encryption function is abnormal in the log management function of the target chromatograph;
the chromatograph operation and maintenance judging module is further used for judging whether the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the second-stage encryption code comparison is inconsistent, and if the second-stage encryption function is abnormal in the log management function of the target chromatograph;
The chromatograph operation and maintenance judging module is further used for judging whether the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the third-stage encryption code comparison is inconsistent, and if the third-stage encryption function is abnormal in the log management function of the target chromatograph;
the chromatograph operation and maintenance judging module is further used for judging whether the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are inconsistent or not, and if the log transmission function is abnormal in the log management function of the target chromatograph.
The beneficial effects that technical scheme that this application provided brought include:
the method and the device utilize a specific storage architecture to encrypt and store the work log of the target chromatograph, and perform decryption comparison when operation and maintenance management are needed, so as to know whether the target chromatograph has abnormal functions in daily work.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a step flowchart of a chromatograph operation and maintenance method based on a log management function provided in an embodiment of the present application;
fig. 2 is a block diagram of a chromatograph operation and maintenance device based on a log management function according to an embodiment of the present application.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.
Embodiments of the present application are described in further detail below with reference to the accompanying drawings.
The embodiment of the application provides a chromatograph operation and maintenance method and device based on a log management function, which are used for encrypting and storing a work log of a target chromatograph by using a specific storage architecture and carrying out decryption comparison when operation and maintenance management is needed, so as to know whether the target chromatograph has abnormal functions in daily work.
In order to achieve the technical effects, the general idea of the application is as follows:
a chromatograph operation and maintenance method based on a log management function, which is based on a target chromatograph and an operation and maintenance server for chromatograph operation and maintenance management, the method comprising the following steps:
s1, acquiring a primary chromatograph work log of a target chromatograph, and encrypting to obtain an encrypted chromatograph work log based on a preset log encryption flow;
s2, storing an encrypted chromatograph work log based on a preset log storage architecture;
s3, responding to the chromatograph operation and maintenance instruction, acquiring and decrypting an encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and acquiring a decrypted chromatograph work log;
s4, comparing the primary chromatograph work log and the decryption chromatograph work log of the target chromatograph to obtain a corresponding log comparison result;
s5, based on the log comparison result, corresponding chromatograph operation and maintenance information is issued to the target chromatograph.
Embodiments of the present application are described in further detail below with reference to the accompanying drawings.
In a first aspect, referring to fig. 1, an embodiment of the present application provides a chromatograph operation and maintenance method based on a log management function, where the method is based on a target chromatograph and an operation and maintenance server for performing chromatograph operation and maintenance management, and the method includes the following steps:
S1, acquiring a primary chromatograph work log of a target chromatograph, and encrypting to obtain an encrypted chromatograph work log based on a preset log encryption flow;
s2, storing the working log of the encrypted chromatograph based on a preset log storage architecture;
s3, responding to chromatograph operation and maintenance instructions, acquiring and decrypting the encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and acquiring the decrypted chromatograph work log;
s4, comparing the primary chromatograph work log with the decryption chromatograph work log of the target chromatograph to obtain a corresponding log comparison result;
s5, based on the log comparison result, corresponding chromatograph operation and maintenance information is issued to the target chromatograph.
In the embodiment of the application, the specific storage architecture is utilized to encrypt and store the work log of the target chromatograph, and decryption comparison is performed when operation and maintenance management is needed, so that whether the target chromatograph has abnormal functions in daily work is known.
Specifically, step S1, the step of obtaining the primary chromatograph working log of the target chromatograph, and encrypting the primary chromatograph working log based on a preset log encryption flow to obtain an encrypted chromatograph working log, includes the following steps:
The operation and maintenance server receives chromatograph identity information sent by the target chromatograph and a work log number of the work log of the initial chromatograph, encrypts to obtain a first-stage encryption code, and feeds back the first-stage encryption code to the target chromatograph;
the target chromatograph receives the first-stage encryption code, and combines the generation time of the primary chromatograph work log to obtain a second-stage encryption code through encryption, and the second-stage encryption code is fed back to the operation and maintenance server;
the target chromatograph generates a third-level encryption code based on the first-level encryption code, the second-level encryption code and a third-level encryption algorithm obtained from a preset encryption database, encrypts the primary chromatograph work log and obtains the corresponding encrypted chromatograph work log.
It should be noted that, a plurality of encryption algorithms exist in the preset encryption database;
in the embodiment of the application, in order to improve the reliability of encryption, a corresponding encryption algorithm is selected and endowed to the operation and maintenance server and the target chromatograph based on the establishment time of the operation and maintenance communication link corresponding to the operation and maintenance server and the target chromatograph, and then algorithm distribution feedback is issued to the operation and maintenance server and the target chromatograph along with the operation and maintenance communication link so as to prompt that the encryption algorithm is successfully distributed;
In addition, in order to further improve encryption reliability, the distributed encryption algorithm can only perform current log encryption work, namely, encrypt the primary chromatograph work log, erase the distributed encryption algorithm after obtaining the corresponding encrypted chromatograph work log, and select the corresponding encryption algorithm based on the next time of establishing the operation and maintenance communication link when the next time of encrypting the log is needed.
Further, the method further includes a log storage architecture building process, the log storage architecture building process including the steps of:
the log storage architecture is established, and comprises a plurality of chromatograph log storage grids corresponding to chromatographs, wherein one chromatograph corresponds to one chromatograph log storage grid;
after the operation and maintenance server obtains the first-stage encryption code and the second-stage encryption code corresponding to the primary chromatograph work log, a corresponding chromatograph log storage sub-grid is created in the chromatograph log storage grid corresponding to the target chromatograph; wherein, the liquid crystal display device comprises a liquid crystal display device,
the chromatograph log storage sub-grid is associated with the corresponding first-stage encryption code and second-stage encryption code and is used for storing the encrypted chromatograph work log.
It should be noted that, the log storage flow of the log storage architecture in the embodiment of the present application is described in a supplementary manner, and the specific cases are as follows:
when the encrypted chromatograph work log is required to be stored, firstly verifying the corresponding first-stage encryption code and second-stage encryption code, and after the verification is passed, storing the encrypted chromatograph work log; wherein, the liquid crystal display device comprises a liquid crystal display device,
the verification function, the storage function and the reading function of the log storage architecture can be started only when the corresponding control instruction of the encrypted chromatograph work log which needs to be stored or read is received, namely, the verification, the storage and the reading can be permitted, when the corresponding single storage or reading passes the verification, and the storage or the reading is completed, the verification function, the storage function and the reading function can be closed by the log storage architecture, and the log storage architecture can be started again until the corresponding control instruction of the encrypted chromatograph work log which needs to be stored or read is received again.
Further, the method further includes an operation and maintenance communication link creation flow, the operation and maintenance communication link creation flow including:
after the target chromatograph generates the working log of the first edition chromatograph, a log report request is sent to an operation and maintenance server;
The operation and maintenance server responds to the log reporting request, randomly generates seeds of preset bytes, encrypts the seeds by combining with chromatograph identity information corresponding to the target chromatograph to obtain encrypted seeds, and sends the encrypted seeds to the target chromatograph;
the operation and maintenance server and the client respectively acquire a corresponding operation and maintenance server side Key and a chromatograph side Key based on a preset encryption algorithm and combining an identification Key to process the encryption seeds;
and the operation and maintenance server compares the operation and maintenance server side Key with the target chromatograph side Key, if the operation and maintenance server side Key is compared with the target chromatograph side Key, the target chromatograph is judged to pass through the memory access authorization, and an operation and maintenance communication link corresponding to the target chromatograph is established.
Of course, it should be noted that other operation and maintenance communication link creation methods may be adopted in the embodiments of the present application, as long as the operation and maintenance communication link can be made to correspond to the log report request sent by the target chromatograph, the operation and maintenance server, and the target chromatograph.
Specifically, the operation and maintenance communication link is disconnected after the corresponding encrypted chromatograph work log is transmitted or after the life cycle of the communication link is finished; wherein, the liquid crystal display device comprises a liquid crystal display device,
and the life cycle of the communication link is obtained by calculating based on the theoretical information time sent by the target chromatograph to the operation and maintenance server and a preset theoretical encryption time threshold.
It should be noted that, in the embodiment of the present application, the operation and maintenance communication link has an automatic closing function, and the specific technical scheme of the automatic closing function of the operation and maintenance communication link is as follows:
firstly, after the operation and maintenance communication link corresponding to the target chromatograph is established, in order to improve the safety of information transmission, the current operation and maintenance communication link is used for the transmission work of the encrypted chromatograph work log at this time, but after the transmission is completed, the operation and maintenance communication link is closed, and when the encrypted chromatograph work log needs to be transmitted next time, the next operation and maintenance communication link is established based on the establishment flow;
secondly, the operation and maintenance communication link can be configured with a countdown closing mechanism, namely, when the operation and maintenance communication link corresponding to the target chromatograph is established, countdown is started, if the transmission work of the encrypted chromatograph work log is not completed within the preset countdown closing time, the operation and maintenance communication link can be closed at the moment, the setting of the preset countdown closing time is set based on the time from the time when the target chromatograph sends a log reporting request to the operation and maintenance server until the time when the encrypted chromatograph work log is received by the operation and maintenance server, namely, the life cycle of the operation and maintenance communication link only provides the encrypted chromatograph work log obtained by encrypting the target chromatograph and the work time when the encrypted chromatograph work log is sent to the operation and maintenance server to the greatest extent, thereby preventing the encryption and the malicious alteration of the target chromatograph by external equipment and the log transmission work to a certain extent, and improving the safety to a certain extent.
If necessary, the technical solution of the embodiment of the present application further includes a closing countdown time setting procedure, where the closing countdown time setting procedure includes the following steps:
counting a plurality of chromatograph with the same type as the target chromatograph to encrypt to obtain the encryption operation time of the encrypted chromatograph work log, taking an average value, and recording the average value as a first fixed time;
counting message sending time for sending the encrypted chromatograph work logs to the operation and maintenance server by a plurality of chromatographs of the same model as the target chromatograph, taking an average value, and recording the average value as a second fixed time;
and calculating and obtaining the closing countdown time based on the first fixed time, the second fixed time and the set time fluctuation coefficient.
And closing the countdown time, namely the life cycle of the communication link, wherein the first fixed time is the theoretical encryption time threshold value, and the second fixed time is the information theoretical time sent to the operation and maintenance server by the target chromatograph.
Specifically, the calculation formula for closing the countdown time is as follows:
T closing =（T 1 +t2) × (1+k); wherein, the liquid crystal display device comprises a liquid crystal display device,
T closing To turn off the countdown time, T 1 For a first fixed time, T 2 And k is a time fluctuation coefficient and the value range of k is 0% -100% for the second fixed time.
Specifically, for the time fluctuation coefficient, a feasible acquisition process is provided in the embodiment of the present application, where the acquisition process includes the following steps:
counting a plurality of chromatograph with the same type as the target chromatograph to obtain the encryption operation time of the encrypted chromatograph work log, taking an average value, marking the encryption operation time as a first fixed time, taking the maximum value, and marking the encryption operation time as a first maximum fixed time;
counting message sending time for sending the encrypted chromatograph work logs to the operation and maintenance server by a plurality of chromatographs of the same type as the target chromatograph, taking an average value, marking the average value as second fixed time, taking the maximum value, and marking the maximum value as second maximum fixed time;
and obtaining the time fluctuation coefficient based on the first fixed time, the first maximum fixed time, the second maximum fixed time and the time fluctuation coefficient calculation formula.
The time fluctuation coefficient calculation formula is specifically as follows:
k=(k 1 +k 2 )/2；
k 1 = T 1max / T 1 ；
k 2 = T 2max / T 2 ；
k is the time fluctuation coefficient, k 1 Is a first coefficient, T 1 For a first fixed time, T 1max For a first maximum fixed time, k 2 Is the second coefficient, T 2 For a second fixed time, T 2max Is the second maximum fixed time.
Specifically, the encrypted chromatograph work log sequentially comprises a first-stage encryption code, a second-stage encryption code, a third-stage encryption code, a first-stage chromatograph work log, chromatograph identity information and a work log number;
The response chromatograph operation and maintenance instruction obtains and decrypts the encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and the decrypted chromatograph work log is obtained, and the method comprises the following steps:
decrypting the working log of the encryption type chromatograph based on the first-stage encryption code, the second-stage encryption code and the third-stage encryption code in sequence, and obtaining log reading permission step by step;
and analyzing and obtaining a primary chromatograph work log in the encrypted chromatograph work logs as the decrypted chromatograph work log.
Specifically, the comparing the primary chromatograph working log and the decryption chromatograph working log of the target chromatograph to obtain a corresponding log comparison result includes the following steps:
comparing the first-stage encryption code, the second-stage encryption code, the third-stage encryption code, the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log one by one; wherein, the liquid crystal display device comprises a liquid crystal display device,
the decrypted version chromatograph work log and the original version chromatograph work log all comprise log content information.
Of course, the log comparison may not be performed, but only the log of the chromatograph of the decryption version may be read and decrypted, so as to learn the specific log content information, thereby grasping the historical operating condition of the corresponding chromatograph.
Specifically, based on the log comparison result, issuing corresponding chromatograph operation and maintenance information to the target chromatograph, including the following steps:
and if the decrypted chromatograph working log and the first-stage encryption code, the second-stage encryption code, the third-stage encryption code and the log content information corresponding to the original chromatograph working log are all consistent in comparison, judging that the log management function of the target chromatograph is normal.
Specifically, based on the log comparison result, issuing corresponding chromatograph operation and maintenance information to the target chromatograph, including the following steps:
if the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the first-stage encryption code comparison is inconsistent, the first-stage encryption function in the log management function of the target chromatograph is abnormal;
If the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the second-stage encryption code comparison is inconsistent, the second-stage encryption function in the log management function of the target chromatograph is abnormal;
if the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent, but the third-stage encryption code comparison is inconsistent, the third-stage encryption function in the log management function of the target chromatograph is abnormal;
if any of the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are inconsistent, the log transmission function in the log management function of the target chromatograph is abnormal.
In a second aspect, referring to fig. 2, a chromatograph operation and maintenance device based on a log management function is provided according to an embodiment of the present application, where the device is based on a target chromatograph and an operation and maintenance server for performing chromatograph operation and maintenance management, and the device includes:
The work log encryption module is used for acquiring a primary chromatograph work log of the target chromatograph, and encrypting the primary chromatograph work log based on a preset log encryption flow to acquire an encrypted chromatograph work log;
the work log storage module is used for storing the encrypted chromatograph work log based on a preset log storage architecture;
the work log decryption module is used for responding to the chromatograph operation and maintenance instruction, acquiring and decrypting the encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and acquiring a decrypted chromatograph work log;
the work log comparison module is used for comparing the initial version chromatograph work log with the decryption version chromatograph work log of the target chromatograph to obtain a corresponding log comparison result;
and the chromatograph operation and maintenance judging module is used for issuing corresponding chromatograph operation and maintenance information to the target chromatograph based on the log comparison result.
In the embodiment of the application, the specific storage architecture is utilized to encrypt and store the work log of the target chromatograph, and decryption comparison is performed when operation and maintenance management is needed, so that whether the target chromatograph has abnormal functions in daily work is known.
Specifically, the work log encryption module is further used for receiving chromatograph identity information sent by the target chromatograph and a work log number of the primary chromatograph work log by using the operation and maintenance server, encrypting to obtain a first-stage encryption code, and feeding back to the target chromatograph;
the work log encryption module is also used for receiving the first-stage encryption code by utilizing the target chromatograph, obtaining a second-stage encryption code by encryption in combination with the generation time of the work log of the initial chromatograph, and feeding back to the operation and maintenance server;
the work log encryption module is further used for generating a third-level encryption code by utilizing the target chromatograph based on the first-level encryption code, the second-level encryption code and a third-level encryption algorithm obtained from a preset encryption database, encrypting the primary chromatograph work log and obtaining the corresponding encrypted chromatograph work log.
It should be noted that, a plurality of encryption algorithms exist in the preset encryption database;
in the embodiment of the application, in order to improve the reliability of encryption, a corresponding encryption algorithm is selected and endowed to the operation and maintenance server and the target chromatograph based on the establishment time of the operation and maintenance communication link corresponding to the operation and maintenance server and the target chromatograph, and then algorithm distribution feedback is issued to the operation and maintenance server and the target chromatograph along with the operation and maintenance communication link so as to prompt that the encryption algorithm is successfully distributed;
In addition, in order to further improve encryption reliability, the distributed encryption algorithm can only perform current log encryption work, namely, encrypt the primary chromatograph work log, erase the distributed encryption algorithm after obtaining the corresponding encrypted chromatograph work log, and select the corresponding encryption algorithm based on the next time of establishing the operation and maintenance communication link when the next time of encrypting the log is needed.
Further, the device also comprises a log storage architecture construction module;
the log storage architecture construction module is used for building the log storage architecture, and the log storage architecture comprises a plurality of chromatograph log storage grids corresponding to the chromatographs, wherein one chromatograph corresponds to one chromatograph log storage grid;
the log storage architecture construction module is used for creating a corresponding chromatograph log storage sub-grid in the chromatograph log storage grid corresponding to the target chromatograph after the operation and maintenance server obtains the first-stage encryption code and the second-stage encryption code corresponding to the initial chromatograph work log; wherein, the liquid crystal display device comprises a liquid crystal display device,
the chromatograph log storage sub-grid is associated with the corresponding first-stage encryption code and second-stage encryption code and is used for storing the encrypted chromatograph work log.
It should be noted that, the log storage flow of the log storage architecture in the embodiment of the present application is described in a supplementary manner, and the specific cases are as follows:
when the encrypted chromatograph work log is required to be stored, firstly verifying the corresponding first-stage encryption code and second-stage encryption code, and after the verification is passed, storing the encrypted chromatograph work log; wherein, the liquid crystal display device comprises a liquid crystal display device,
the verification function, the storage function and the reading function of the log storage architecture can be started only when the corresponding control instruction of the encrypted chromatograph work log which needs to be stored or read is received, namely, the verification, the storage and the reading can be permitted, when the corresponding single storage or reading passes the verification, and the storage or the reading is completed, the verification function, the storage function and the reading function can be closed by the log storage architecture, and the log storage architecture can be started again until the corresponding control instruction of the encrypted chromatograph work log which needs to be stored or read is received again.
Further, the device also comprises an operation and maintenance communication link creation module;
the operation and maintenance communication link creation module is used for randomly generating seeds of preset bytes by utilizing the operation and maintenance server to respond to a log report request when the operation and maintenance server sends the log report request to the operation and maintenance server after the target chromatograph generates the work log of the original chromatograph, and encrypting the seeds by combining with chromatograph identity information corresponding to the target chromatograph to obtain encrypted seeds, and sending the encrypted seeds to the target chromatograph;
The operation and maintenance communication link creation module is further used for processing the encryption seeds by utilizing the operation and maintenance server and the client based on a preset encryption algorithm and combining an identification Key to obtain a corresponding operation and maintenance server side Key and a chromatograph side Key respectively;
the operation and maintenance communication link creation module is further configured to compare an operation and maintenance server side Key with a target chromatograph side Key by using the operation and maintenance server, and if the comparison is passed, determine that the target chromatograph passes through the memory access authorization, and create an operation and maintenance communication link corresponding to the target chromatograph.
Of course, it should be noted that, the operation and maintenance communication link creation module of the embodiment of the present application may also adopt other operation and maintenance communication link creation methods, as long as the operation and maintenance communication link can be made to correspond to the target chromatograph, the operation and maintenance server, and the log report request sent by the target chromatograph.
Specifically, the operation and maintenance communication link is disconnected after the corresponding encrypted chromatograph work log is transmitted or after the life cycle of the communication link is finished; wherein, the liquid crystal display device comprises a liquid crystal display device,
and the life cycle of the communication link is obtained by calculating based on the theoretical information time sent by the target chromatograph to the operation and maintenance server and a preset theoretical encryption time threshold.
It should be noted that, in the embodiment of the present application, the operation and maintenance communication link has an automatic closing function, and the specific technical scheme of the automatic closing function of the operation and maintenance communication link is as follows:
firstly, after the operation and maintenance communication link corresponding to the target chromatograph is established, in order to improve the safety of information transmission, the current operation and maintenance communication link is used for the transmission work of the encrypted chromatograph work log at this time, but after the transmission is completed, the operation and maintenance communication link is closed, and when the encrypted chromatograph work log needs to be transmitted next time, the next operation and maintenance communication link is established based on the establishment flow;
secondly, the operation and maintenance communication link can be configured with a countdown closing mechanism, namely, when the operation and maintenance communication link corresponding to the target chromatograph is established, countdown is started, if the transmission work of the encrypted chromatograph work log is not completed within the preset countdown closing time, the operation and maintenance communication link can be closed at the moment, the setting of the preset countdown closing time is set based on the time from the time when the target chromatograph sends a log reporting request to the operation and maintenance server until the time when the encrypted chromatograph work log is received by the operation and maintenance server, namely, the life cycle of the operation and maintenance communication link only provides the encrypted chromatograph work log obtained by encrypting the target chromatograph and the work time when the encrypted chromatograph work log is sent to the operation and maintenance server to the greatest extent, thereby preventing the encryption and the malicious alteration of the target chromatograph by external equipment and the log transmission work to a certain extent, and improving the safety to a certain extent.
If necessary, the technical solution of the embodiment of the present application further includes a closing countdown time setting module, where the closing countdown time setting module is configured to perform the following operations:
counting a plurality of chromatograph with the same type as the target chromatograph to encrypt to obtain the encryption operation time of the encrypted chromatograph work log, taking an average value, and recording the average value as a first fixed time;
counting message sending time for sending the encrypted chromatograph work logs to the operation and maintenance server by a plurality of chromatographs of the same model as the target chromatograph, taking an average value, and recording the average value as a second fixed time;
and calculating and obtaining the closing countdown time based on the first fixed time, the second fixed time and the set time fluctuation coefficient.
And closing the countdown time, namely the life cycle of the communication link, wherein the first fixed time is the theoretical encryption time threshold value, and the second fixed time is the information theoretical time sent to the operation and maintenance server by the target chromatograph.
Specifically, the calculation formula for closing the countdown time is as follows:
T closing =（T 1 +t2) × (1+k); wherein, the liquid crystal display device comprises a liquid crystal display device,
T closing To turn off the countdown time, T 1 For a first fixed time, T 2 And k is a time fluctuation coefficient and the value range of k is 0% -100% for the second fixed time.
Specifically, for the time fluctuation coefficient, a feasible acquisition flow is provided in the embodiment of the present application, and the feasible acquisition flow is executed by a time fluctuation coefficient acquisition module included in the device, and specifically executes the following operations:
counting a plurality of chromatograph with the same type as the target chromatograph to obtain the encryption operation time of the encrypted chromatograph work log, taking an average value, marking the encryption operation time as a first fixed time, taking the maximum value, and marking the encryption operation time as a first maximum fixed time;
counting message sending time for sending the encrypted chromatograph work logs to the operation and maintenance server by a plurality of chromatographs of the same type as the target chromatograph, taking an average value, marking the average value as second fixed time, taking the maximum value, and marking the maximum value as second maximum fixed time;
and obtaining the time fluctuation coefficient based on the first fixed time, the first maximum fixed time, the second maximum fixed time and the time fluctuation coefficient calculation formula.
The time fluctuation coefficient calculation formula is specifically as follows:
k=(k 1 +k 2 )/2；
k 1 = T 1max / T 1 ；
k 2 = T 2max / T 2 ；
k is the time fluctuation coefficient, k 1 Is a first coefficient, T 1 For a first fixed time, T 1max For a first maximum fixed time, k 2 Is the second coefficient, T 2 For a second fixed time, T 2max Is the second maximum fixed time.
Specifically, the encrypted chromatograph work log sequentially comprises a first-stage encryption code, a second-stage encryption code, a third-stage encryption code, a first-stage chromatograph work log, chromatograph identity information and a work log number;
the work log decryption module is also used for decrypting the work log of the encryption chromatograph based on the first-stage encryption code, the second-stage encryption code and the third-stage encryption code in sequence, and obtaining log reading permission step by step;
the work log decryption module is also used for analyzing and obtaining an initial chromatograph work log in the encrypted chromatograph work logs to be used as the decrypted chromatograph work log.
Specifically, the work log comparison module is further used for comparing the first-stage encryption code, the second-stage encryption code, the third-stage encryption code, the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log and the initial chromatograph work log one by one; wherein, the liquid crystal display device comprises a liquid crystal display device,
the decrypted version chromatograph work log and the original version chromatograph work log all comprise log content information.
Specifically, the chromatograph operation and maintenance judging module is further configured to judge that the log management function of the target chromatograph is normal if the decrypted version chromatograph work log and the first-stage encryption code, the second-stage encryption code, the third-stage encryption code and the log content information corresponding to the original version chromatograph work log are all compared and consistent.
Specifically, the chromatograph operation and maintenance judging module is further configured to, if the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log and the initial chromatograph work log are all consistent in comparison, but the first-stage encryption code comparison is inconsistent, cause the first-stage encryption function in the log management function of the target chromatograph to be abnormal;
the chromatograph operation and maintenance judging module is further used for judging whether the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the second-stage encryption code comparison is inconsistent, and if the second-stage encryption function is abnormal in the log management function of the target chromatograph;
the chromatograph operation and maintenance judging module is further used for judging whether the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the third-stage encryption code comparison is inconsistent, and if the third-stage encryption function is abnormal in the log management function of the target chromatograph;
the chromatograph operation and maintenance judging module is further used for judging whether the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are inconsistent or not, and if the log transmission function is abnormal in the log management function of the target chromatograph.
It should be noted that, the chromatograph operation and maintenance device based on the log management function provided in the embodiment of the present application has the corresponding technical problems, technical means and technical effects, and is similar to the chromatograph operation and maintenance method based on the log management function in principle.
It should be noted that in this application, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
The foregoing is merely a specific embodiment of the application to enable one skilled in the art to understand or practice the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A chromatograph operation and maintenance method based on a log management function, characterized in that the method is based on a target chromatograph and an operation and maintenance server for chromatograph operation and maintenance management, the method comprises the following steps:
acquiring a primary chromatograph work log of a target chromatograph, and encrypting to acquire an encrypted chromatograph work log based on a preset log encryption flow;
storing the encrypted chromatograph work log based on a preset log storage architecture;
responding to an operation and maintenance instruction of the chromatograph, acquiring and decrypting the encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and acquiring a decrypted chromatograph work log;
Comparing the primary chromatograph work log with the decryption chromatograph work log of the target chromatograph to obtain a corresponding log comparison result;
based on the log comparison result, corresponding chromatograph operation and maintenance information is issued to the target chromatograph;
the method for obtaining the primary chromatograph work log of the target chromatograph comprises the following steps of:
the operation and maintenance server receives chromatograph identity information sent by the target chromatograph and a work log number of the work log of the initial chromatograph, encrypts to obtain a first-stage encryption code, and feeds back the first-stage encryption code to the target chromatograph;
the target chromatograph receives the first-stage encryption code, and combines the generation time of the primary chromatograph work log to obtain a second-stage encryption code through encryption, and the second-stage encryption code is fed back to the operation and maintenance server;
the target chromatograph generates a third-level encryption code based on the first-level encryption code, the second-level encryption code and a third-level encryption algorithm obtained from a preset encryption database, encrypts the primary chromatograph work log and obtains the corresponding encrypted chromatograph work log;
The response chromatograph operation and maintenance instruction obtains and decrypts the encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and the decrypted chromatograph work log is obtained, and the method comprises the following steps:
decrypting the working log of the encryption type chromatograph based on the first-stage encryption code, the second-stage encryption code and the third-stage encryption code in sequence, and obtaining log reading permission step by step;
analyzing and obtaining a primary chromatograph work log in the encrypted chromatograph work logs as the decrypted chromatograph work log; wherein, the liquid crystal display device comprises a liquid crystal display device,
the encrypted chromatograph work log sequentially comprises a first-stage encryption code, a second-stage encryption code, a third-stage encryption code, a first-stage chromatograph work log, chromatograph identity information and a work log number.
2. The method of claim 1, further comprising a log storage architecture building process comprising the steps of:
the log storage architecture is established, and comprises a plurality of chromatograph log storage grids corresponding to chromatographs, wherein one chromatograph corresponds to one chromatograph log storage grid;
After the operation and maintenance server obtains the first-stage encryption code and the second-stage encryption code corresponding to the primary chromatograph work log, a corresponding chromatograph log storage sub-grid is created in the chromatograph log storage grid corresponding to the target chromatograph; wherein, the liquid crystal display device comprises a liquid crystal display device,
the chromatograph log storage sub-grid is associated with the corresponding first-stage encryption code and second-stage encryption code and is used for storing the encrypted chromatograph work log.
3. The log management function-based chromatograph operation and maintenance method of claim 1, further comprising an operation and maintenance communication link creation flow including:
after the target chromatograph generates the working log of the first edition chromatograph, a log report request is sent to an operation and maintenance server;
the operation and maintenance server responds to the log reporting request, randomly generates seeds of preset bytes, encrypts the seeds by combining with chromatograph identity information corresponding to the target chromatograph to obtain encrypted seeds, and sends the encrypted seeds to the target chromatograph;
the operation and maintenance server and the client respectively acquire a corresponding operation and maintenance server side Key and a chromatograph side Key based on a preset encryption algorithm and combining an identification Key to process the encryption seeds;
And the operation and maintenance server compares the operation and maintenance server side Key with the target chromatograph side Key, if the operation and maintenance server side Key is compared with the target chromatograph side Key, the target chromatograph is judged to pass through the memory access authorization, and an operation and maintenance communication link corresponding to the target chromatograph is established.
4. The method for operating and maintaining a chromatograph based on a log management function according to claim 3, wherein:
the operation and maintenance communication link is disconnected after the corresponding encrypted chromatograph work log is transmitted or the communication link life cycle is finished; wherein, the liquid crystal display device comprises a liquid crystal display device,
and the life cycle of the communication link is obtained by calculating based on the theoretical information time sent by the target chromatograph to the operation and maintenance server and a preset theoretical encryption time threshold.
5. The method for operating and maintaining a chromatograph based on a log management function according to claim 1, wherein the comparing the primary chromatograph operation log and the decrypted chromatograph operation log of the target chromatograph to obtain the corresponding log comparison result comprises the following steps:
comparing the first-stage encryption code, the second-stage encryption code, the third-stage encryption code, the log content information, the chromatograph identity information and the work log number corresponding to the decrypted chromatograph work log one by one; wherein, the liquid crystal display device comprises a liquid crystal display device,
The decrypted version chromatograph work log and the original version chromatograph work log all comprise log content information.
6. The method for operating and maintaining a chromatograph based on a log management function according to claim 5, wherein issuing corresponding chromatograph operation and maintenance information to the target chromatograph based on the log comparison result comprises the following steps:
and if the decrypted chromatograph working log and the first-stage encryption code, the second-stage encryption code, the third-stage encryption code and the log content information corresponding to the original chromatograph working log are all consistent in comparison, judging that the log management function of the target chromatograph is normal.
7. The method for operating and maintaining a chromatograph based on a log management function according to claim 5, wherein issuing corresponding chromatograph operation and maintenance information to the target chromatograph based on the log comparison result comprises the following steps:
if the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the first-stage encryption code comparison is inconsistent, the first-stage encryption function in the log management function of the target chromatograph is abnormal;
If the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent in comparison, but the second-stage encryption code comparison is inconsistent, the second-stage encryption function in the log management function of the target chromatograph is abnormal;
if the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are consistent, but the third-stage encryption code comparison is inconsistent, the third-stage encryption function in the log management function of the target chromatograph is abnormal;
if any of the log content information, the chromatograph identity information and the log number corresponding to the decrypted chromatograph work log and the original chromatograph work log are inconsistent, the log transmission function in the log management function of the target chromatograph is abnormal.
8. A chromatograph operation and maintenance device based on log management function, characterized in that the device is based on a target chromatograph and an operation and maintenance server for chromatograph operation and maintenance management, the device comprising:
the work log encryption module is used for acquiring a primary chromatograph work log of the target chromatograph, and encrypting the primary chromatograph work log based on a preset log encryption flow to acquire an encrypted chromatograph work log;
The work log storage module is used for storing the encrypted chromatograph work log based on a preset log storage architecture;
the work log decryption module is used for responding to the chromatograph operation and maintenance instruction, acquiring and decrypting the encrypted chromatograph work log corresponding to the target chromatograph from the log storage architecture, and acquiring a decrypted chromatograph work log;
the work log comparison module is used for comparing the initial version chromatograph work log with the decryption version chromatograph work log of the target chromatograph to obtain a corresponding log comparison result;
the chromatograph operation and maintenance judging module is used for issuing corresponding chromatograph operation and maintenance information to the target chromatograph based on the log comparison result;
the work log encryption module is also used for receiving chromatograph identity information sent by the target chromatograph and the work log number of the work log of the initial chromatograph by using an operation and maintenance server, encrypting to obtain a first-stage encryption code, and feeding back to the target chromatograph;
the work log encryption module is also used for receiving the first-stage encryption code by utilizing the target chromatograph, obtaining a second-stage encryption code by encryption in combination with the generation time of the work log of the initial chromatograph, and feeding back to the operation and maintenance server;
The work log encryption module is further used for generating a third-level encryption code by utilizing the target chromatograph based on the first-level encryption code and the second-level encryption code and obtaining a third-level encryption algorithm from a preset encryption database, encrypting the primary chromatograph work log and obtaining the corresponding encrypted chromatograph work log;
the work log decryption module is also used for decrypting the work log of the encryption chromatograph based on the first-stage encryption code, the second-stage encryption code and the third-stage encryption code in sequence, and obtaining log reading permission step by step;
the work log decryption module is further used for analyzing and obtaining an initial chromatograph work log in the encrypted chromatograph work logs to serve as the decrypted chromatograph work log; wherein, the liquid crystal display device comprises a liquid crystal display device,
the encrypted chromatograph work log sequentially comprises a first-stage encryption code, a second-stage encryption code, a third-stage encryption code, a first-stage chromatograph work log, chromatograph identity information and a work log number.
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